How many CVEs have patched username_matches?

1 published CVEs changed username_matches in debian/gnutls28, in 1 distinct patches totalling 19 changed lines, between 2026 and 2026.

What is the latest CVE that changed username_matches?

CVE-2026-42010 (Gnutls: gnutls: authentication bypass via nul character in username), published 2026-05-07, changed lines 81 to 124 of lib/auth/psk_passwd.c.

How does username_matches compare to the rest of debian/gnutls28?

debian/gnutls28 has 17 CVEs with a located fix in total; 1 of them changed username_matches.

What do the line numbers refer to?

Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

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Gnutls28
Username_matches

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Patched Functions
Debian
Gnutls28
Username_matches

username_matches in debian/gnutls28: Patched by 1 CVEs

debian/gnutls28

Function

username_matches

Name: username_matches in debian/gnutls28: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

lib/auth/psk_passwd.c

Last patched May 7, 2026

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

username_matches in debian/gnutls28 was changed by 1 published CVE fixes in 2026, in 1 distinct patches that added or removed 19 lines in total.

debian/gnutls28 has 17 CVEs with a located fix in total, so 6% of them touched this function.

CVEs that patched it

Every published CVE whose fix changed username_matches, newest first, with the lines each fix touched.

Gnutls: gnutls: authentication bypass via nul character in username
CVE-2026-42010 · lines 81–124 · +11 −8 in 2 hunks
Critical · CVSS 9.8
EPSS 0.9%2026-05-07

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Other hotspots in the repository

Functions in debian/gnutls28 changed by the most CVE fixes.

merge_handshake_packet3 CVEs · lib/buffers.c set_auth_types2 CVEs · lib/handshake.c reset_binders2 CVEs · lib/state.c gnutls_kx_get2 CVEs · lib/state.c _gnutls_pkcs7_unpad1 CVEs · lib/crypto-api.c validate_name_constraints_node1 CVEs · lib/x509/name_constraints.c

All patched functions in debian/gnutls28

Frequently asked questions

Common questions about CVE fixes to username_matches.

How many CVEs have patched username_matches?: 1 published CVEs changed username_matches in debian/gnutls28, in 1 distinct patches totalling 19 changed lines, between 2026 and 2026.
What is the latest CVE that changed username_matches?: CVE-2026-42010 (Gnutls: gnutls: authentication bypass via nul character in username), published 2026-05-07, changed lines 81 to 124 of lib/auth/psk_passwd.c.
How does username_matches compare to the rest of debian/gnutls28?: debian/gnutls28 has 17 CVEs with a located fix in total; 1 of them changed username_matches.
What do the line numbers refer to?: Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

References

lib/auth/psk_passwd.c on GitHub (opens in a new tab)
All patched functions in debian/gnutls28
Patched functions directory

Fix locations are computed by RadicalNotion.AI from the upstream patch diff of each CVE. CVE data is sourced from the CVE Program.

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Overview
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